Home / 469,617,699.80-704,513,147.70-154,501,471.55

Finding the Fourth Proportional to 469,617,699.80, 704,513,147.70 and 154,501,471.55

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Solution

The fourth proportional to 469,617,699.80, 704,513,147.70 and 154,501,471.55 is: 231,780,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,617,699.80 : 704,513,147.70 = 154,501,471.55 : x
  2. Step 2: Convert to fraction form
    469,617,699.80/704,513,147.70 = 154,501,471.55/x
  3. Step 3: Cross multiply
    469,617,699.80x = 704,513,147.70 × 154,501,471.55
  4. Step 4: Simplify right side
    469,617,699.80x = 108,848,318,042,449,936
  5. Step 5: Solve for x
    x = 108,848,318,042,449,936/469,617,699.80
  6. Step 6: Final answer
    x = 231,780,697.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.